| Label | Id | |
|---|---|---|
| Research Support, U.S. Gov't, Non-P.H.S. | ACTI | |
| Research Support, U.S. Gov't, P.H.S. | ACTI | |
| Research Support, N.I.H. | ACTI | |
| Asocial behavior | ACTI | |
| early childhood program | ACTI | |
| Shyness | ACTI | |
| Shyness | ACTI | |
| shy behavior | ACTI | |
| timid behavior | ACTI | |
| shyness | ACTI | |
| shyness | ACTI | |
| Shy behavior | ACTI | |
| Shyness | ACTI | |
| Activities, Motor | ACTI | |
| Activity, Motor | ACTI |